Implementation notes: amd64, slide, crypto_hash/nasha256

Computer: slide
Architecture: amd64
CPU ID: GenuineIntel-00040651-bfebfbff
SUPERCOP version: 20160806
Operation: crypto_hash
Primitive: nasha256
TimeImplementationCompilerBenchmark dateSUPERCOP version
35828opt_v4gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv2016090620160806
37712opt_v4gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv2016090620160806
37788opt_v4gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv2016090620160806
38520optgcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv2016090620160806
38544opt_v4gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv2016090620160806
38856optgcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv2016090620160806
38880optgcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv2016090620160806
40780optgcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv2016090620160806

Compiler output

Implementation: crypto_hash/nasha256/opt_v4
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv
Nasha.c: Nasha.c: In function 'Init':
Nasha.c: Nasha.c:815:29: warning: assignment makes integer from pointer without a cast
Nasha.c: ssbox[i][j] = ssbox[i^j];
Nasha.c: ^

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv opt_v4
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv opt_v4
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv opt_v4
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv opt_v4